News tagged with quantum systems

Qubits in the quantum sea

(Phys.org)—"Quantum weirdness," a phrase related to the power and the un-intuitive nature of quantum reality, is expected to facilitate speeded-up computation—quantum computing—for performing certain ...

Sep 10, 2012
4.5 / 5 (6) 0 | with audio podcast

Simulating the sun for photovoltaic research

PML researchers have devised a novel source of portable sunlight that may fill an urgent need in renewable energy research – namely, light sources that generate a near-perfect solar spectrum to be used ...

Aug 31, 2012
5 / 5 (3) 6

Nature: Electronic read-out of quantum bits

Quantum computers promise to reach computation speeds far beyond that of today's computers. As they would use quantum effects, however, they would also be susceptible to external interferences. Information ...

Aug 16, 2012
5 / 5 (3) 0

Quantum entanglement with notification

(Phys.org) -- German scientists have demonstrated a method of heralding entanglement between distant stationary quantum systems without destroying this particular state. The experimental set-up paves the way ...

Jul 16, 2012
5 / 5 (13) 21 | with audio podcast

Measuring quantum dimensions

(Phys.org) -- A new study from the ICFO (Institute of Photonic Sciences) in Barcelona and the University of Bristol has demonstrated how the dimension of an unknown quantum system can be assessed from measurement data alone. ...

Jun 18, 2012
4.6 / 5 (11) 0 | with audio podcast

Advances in mathematical description of motion

Complex mathematical investigation of problems relevant to classical and quantum mechanics by EU-funded researchers has led to insight regarding instabilities of dynamic systems. This is important for descriptions ...

May 29, 2012
3.8 / 5 (4) 0

A magnetic approach to lattices

(Phys.org) -- JQI experimentalists under the direction of Ian Spielman are in the business of using lasers to create novel environments for neutral atoms. For instance, this research group previously enticed ...

May 22, 2012
5 / 5 (4) 0 | with audio podcast

Simplicity and quantum complexity

Simulations of reality would require less memory on a quantum computer than on a classical computer, new research from scientists at the University of Bristol, published in Nature Communications, has shown.

May 04, 2012
4.5 / 5 (8) 11 | with audio podcast